Account of Ancient Welsh Manuscripts, in a Letter from William Owen, Esq., F.A.S. to the Rev. John Brand, Secretary
The Heroic Elegies and Other Pieces of Llywarç Hen, with a Literal Translation by William Owen. Welsh and Eng
Geiriadur Cynmraeg a Saesoneg. A Welsh and English Dictionary ... To which is prefixed, a Welsh Grammar
The Four Ancient Books of Wales, Containing the Cymric Poems attributed to the Bards of the Sixth Century
The Four Ancient Books of Wales Containing the Cymric Poems Attributed to the Bards of the Sixth Century